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Who was the first human being to travel into space?

  1. A.Neil Armstrong
  2. B.Yuri Gagarin
  3. C.Alan Shepard
  4. D.Alexei Leonov

Correct answer

B. Yuri Gagarin

Explanation

The correct answer is B, Yuri Gagarin. The Soviet cosmonaut Yuri Gagarin circled the earth once aboard Vostok 1 on 12 April 1961 and became the first human being in space, a flight that lasted about one hour and forty eight minutes. The day is observed every year as the International Day of Human Space Flight. Valentina Tereshkova of the same country became the first woman in space in 1963.

Option A, Neil Armstrong, was the first person to set foot on the Moon, in July 1969, which is a different first. Option C, Alan Shepard, was the first American in space, a few weeks after Gagarin, and later walked on the Moon with Apollo 14. Option D, Alexei Leonov, made the first walk in space outside a spacecraft in 1965. All four are genuine names, so the exact first must be remembered.

Read the full article: Space Agencies and Missions of the World: Exam Notes

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Q1.Science & TechnologyAsked in: RRB JE · 26 May 2019, Shift 1Easy

What is the expansion of NASA?

  1. A.National Agency of Space Administration
  2. B.Navigational Aeronautics and Space Administration
  3. C.National Aeronautics and Space Administration
  4. D.National Aeronautics and Space Agency
Show answer
Correct answer: C. National Aeronautics and Space Administration

NASA is the civilian space agency of the United States, established in 1958 after the launch of Sputnik, with its headquarters at Washington DC.